Home / 141,072.11-211,496.84-69,945.71

Finding the Fourth Proportional to 141,072.11, 211,496.84 and 69,945.71

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Solution

The fourth proportional to 141,072.11, 211,496.84 and 69,945.71 is: 104,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,072.11 : 211,496.84 = 69,945.71 : x
  2. Step 2: Convert to fraction form
    141,072.11/211,496.84 = 69,945.71/x
  3. Step 3: Cross multiply
    141,072.11x = 211,496.84 × 69,945.71
  4. Step 4: Simplify right side
    141,072.11x = 14,793,295,229.34
  5. Step 5: Solve for x
    x = 14,793,295,229.34/141,072.11
  6. Step 6: Final answer
    x = 104,863.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.